close Royal author details former Prince Andrew, Sarah Ferguson's unusual dynamic Andrew Lownie, author of "Entitled," weighs in on former Prince Andrew and Sarah Ferguson’s evolving relationship amid royal scrutiny. The exes were once known as the "happiest divorced couple." NEW You can now listen to Fox News articles! Former Prince Andrew and Sarah Ferguson were once coined the "happiest divorced couple" — but one royal author said they were more like "Bonnie and Clyde," bound by scandal,